help ?? Nancy found that x=1 is one solution to the quadratic equation (x+2)2=a. What is the value of a? a.) -9 b.) -3 c.)

Question

help ?? Nancy found that x=1 is one solution to the quadratic equation (x+2)2=a. What is the value of a?
a.) -9
b.) -3
c.) 3
d.) 9

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Jezebel 5 months 2021-08-09T11:15:59+00:00 2 Answers 7 views 0

Answers ( )

    0
    2021-08-09T11:17:13+00:00

    answer should be negative 9
    -9

    0
    2021-08-09T11:17:32+00:00

    Answer:

    Anwer- 9

    Step-by-step explanation:

    (1+2)2 =6 but since there isnt 6, go for 9.

    – Hope this helps a little

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )